Writing instrument



FIG. 1 is a front elevational view of a writing instrument showing ournew design;

FIG. 2 is a right side elevational view, the left side being a mirrorimage thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front elevational view of a writing instrument showing asecond embodiment of our invention;

FIG. 7 is a right side elevational view, the left side being a mirrorimage thereof;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a top plan view thereof;

FIG. 11 is a front elevational view of a writing instrument showing athird embodiment of our invention;

FIG. 12 is a side elevational view, the left side being a mirror imagethereof;

FIG. 13 is a rear elevational view thereof;

FIG. 14 is a bottom plan view thereof; and,

FIG. 15 is a top plan view thereof.

The ornamental design for a writing instrument, as shown and described.